gozi_ifsb | 3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a

General

Target

3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a.exe
Size

361KB
MD5

1e4e3ab0d662c3f8a47c67ed427a154f
SHA1

c96cf36141dd1a2a88bcaf3881f233a40854fb2b
SHA256

3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a
SHA512

879ac733fc2cfd57561ce65a92bab41d47484da3b7e7e2c430359bfa0301f1f3fcf253d181ed1bc7fbf20861b35cdc871acc9cf461909e69936fadaa58c4936e

Score

10^/10

gozi_ifsb 1010 banker persistence trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

1010

C2

diuolirt.at

deopliazae.at

nifredao.com

filokiyurt.at

Attributes

exe_type
worker
server_id
12

rsa_pubkey.plain

serpent.plain

Signatures

Gozi, Gozi IFSB
Gozi ISFB is a well-known and widely distributed banking trojan.
banker trojan gozi_ifsb
Executes dropped EXE 1 IoCs

Processes:

ACCTient.exe

pid process

1228 ACCTient.exe
Deletes itself 1 IoCs

Processes:

ACCTient.exe

pid process

1228 ACCTient.exe
Loads dropped DLL 1 IoCs

Processes:

cmd.exe

pid process

1736 cmd.exe

pid	process
1228	ACCTient.exe

pid	process
1228	ACCTient.exe

pid	process
1736	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\Audiedit = "C:\\Users\\Admin\\AppData\\Roaming\\bitsmuid\\ACCTient.exe"	3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

ACCTient.exesvchost.exe

description	pid	process	target process
PID 1228 set thread context of 1708	1228	ACCTient.exe	svchost.exe
PID 1708 set thread context of 1312	1708	svchost.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

ACCTient.exeExplorer.EXE

pid process

1228 ACCTient.exe
1312 Explorer.EXE
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

ACCTient.exesvchost.exe

pid process

1228 ACCTient.exe
1708 svchost.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1312 Explorer.EXE
1312 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1312 Explorer.EXE
1312 Explorer.EXE
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Explorer.EXE

pid process

1312 Explorer.EXE

pid	process
1228	ACCTient.exe
1312	Explorer.EXE

pid	process
1228	ACCTient.exe
1708	svchost.exe

pid	process
1312	Explorer.EXE
1312	Explorer.EXE

pid	process
1312	Explorer.EXE
1312	Explorer.EXE

pid	process
1312	Explorer.EXE

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a.execmd.execmd.exeACCTient.exesvchost.exe

description	pid	process	target process
PID 1620 wrote to memory of 1728	1620	3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a.exe	cmd.exe
PID 1620 wrote to memory of 1728	1620	3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a.exe	cmd.exe
PID 1620 wrote to memory of 1728	1620	3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a.exe	cmd.exe
PID 1620 wrote to memory of 1728	1620	3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a.exe	cmd.exe
PID 1728 wrote to memory of 1736	1728	cmd.exe	cmd.exe
PID 1728 wrote to memory of 1736	1728	cmd.exe	cmd.exe
PID 1728 wrote to memory of 1736	1728	cmd.exe	cmd.exe
PID 1728 wrote to memory of 1736	1728	cmd.exe	cmd.exe
PID 1736 wrote to memory of 1228	1736	cmd.exe	ACCTient.exe
PID 1736 wrote to memory of 1228	1736	cmd.exe	ACCTient.exe
PID 1736 wrote to memory of 1228	1736	cmd.exe	ACCTient.exe
PID 1736 wrote to memory of 1228	1736	cmd.exe	ACCTient.exe
PID 1228 wrote to memory of 1708	1228	ACCTient.exe	svchost.exe
PID 1228 wrote to memory of 1708	1228	ACCTient.exe	svchost.exe
PID 1228 wrote to memory of 1708	1228	ACCTient.exe	svchost.exe
PID 1228 wrote to memory of 1708	1228	ACCTient.exe	svchost.exe
PID 1228 wrote to memory of 1708	1228	ACCTient.exe	svchost.exe
PID 1228 wrote to memory of 1708	1228	ACCTient.exe	svchost.exe
PID 1228 wrote to memory of 1708	1228	ACCTient.exe	svchost.exe
PID 1708 wrote to memory of 1312	1708	svchost.exe	Explorer.EXE
PID 1708 wrote to memory of 1312	1708	svchost.exe	Explorer.EXE
PID 1708 wrote to memory of 1312	1708	svchost.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:1312

C:\Users\Admin\AppData\Local\Temp\3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a.exe
"C:\Users\Admin\AppData\Local\Temp\3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1620

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\AD14\568A.bat" "C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe" "C:\Users\Admin\AppData\Local\Temp\3A25AC~1.EXE""
3⤵
- Suspicious use of WriteProcessMemory
PID:1728

C:\Windows\SysWOW64\cmd.exe
cmd /C ""C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe" "C:\Users\Admin\AppData\Local\Temp\3A25AC~1.EXE""
4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1736

C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe
"C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe" "C:\Users\Admin\AppData\Local\Temp\3A25AC~1.EXE"
5⤵
- Executes dropped EXE
- Deletes itself
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1228

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
6⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1708

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\AD14\568A.bat
Filesize
108B

MD5
66357986ca32c520667f9434c6ebeaf3

SHA1
3b6f8286a7685a44630c2657b01ac3b234cda755

SHA256
3be0d761f54fbe8b45d22e07cf77da245bb59c78c18c055e4e76685a98ebec25

SHA512
16aac55744f9cac7449b77c9cac15456645208d91f826206814181e3d13cda4f7e60bd0e7323e1e5d851332e41456a1c24927bd372b2bceb650beb6ebf5b7f2a

Download Submit
C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe
Filesize
361KB

MD5
1e4e3ab0d662c3f8a47c67ed427a154f

SHA1
c96cf36141dd1a2a88bcaf3881f233a40854fb2b

SHA256
3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a

SHA512
879ac733fc2cfd57561ce65a92bab41d47484da3b7e7e2c430359bfa0301f1f3fcf253d181ed1bc7fbf20861b35cdc871acc9cf461909e69936fadaa58c4936e

Download Submit
C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe
Filesize
361KB

MD5
1e4e3ab0d662c3f8a47c67ed427a154f

SHA1
c96cf36141dd1a2a88bcaf3881f233a40854fb2b

SHA256
3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a

SHA512
879ac733fc2cfd57561ce65a92bab41d47484da3b7e7e2c430359bfa0301f1f3fcf253d181ed1bc7fbf20861b35cdc871acc9cf461909e69936fadaa58c4936e

Download Submit
\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe
Filesize
361KB

MD5
1e4e3ab0d662c3f8a47c67ed427a154f

SHA1
c96cf36141dd1a2a88bcaf3881f233a40854fb2b

SHA256
3a25ac74307f2358212c1cf753a9ae3ff548737ee6c6c0a789ca07464038bb5a

SHA512
879ac733fc2cfd57561ce65a92bab41d47484da3b7e7e2c430359bfa0301f1f3fcf253d181ed1bc7fbf20861b35cdc871acc9cf461909e69936fadaa58c4936e

Download Submit
memory/1228-63-0x0000000000000000-mapping.dmp

Download
memory/1228-66-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1228-68-0x0000000000270000-0x00000000002A0000-memory.dmp

Filesize
192KB

Download
memory/1312-71-0x00000000029B0000-0x0000000002A25000-memory.dmp

Filesize
468KB

Download
memory/1312-72-0x00000000029B0000-0x0000000002A25000-memory.dmp

Filesize
468KB

Download
memory/1620-57-0x0000000000230000-0x0000000000260000-memory.dmp

Filesize
192KB

Download
memory/1620-54-0x0000000075951000-0x0000000075953000-memory.dmp

Filesize
8KB

Download
memory/1620-55-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1708-69-0x0000000000000000-mapping.dmp

Download
memory/1708-70-0x0000000000230000-0x00000000002A5000-memory.dmp

Filesize
468KB

Download
memory/1728-58-0x0000000000000000-mapping.dmp

Download
memory/1736-60-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads